1. interval training
(Tag)

2. Interval training: a good way to cross train
(Exercise & fitness/Exercise & fitness)

Interval training is simply alternating bursts of intense activity with intervals of lighter activity. Interval training works both the aerobic and the anaerobic system. During the high intensity effort ...

3. Elliptical trainer: for a impact free workout
(Exercise & fitness/Exercise & fitness)

... important to you and how much extra are you willing to pay to get them? Calories burned on an elliptical trainer Factors that dictate how many calories you burn include: Workout Duration Interval ...